/Engine/Plugins/Experimental/PCG/Source/PCG/Public/InstanceDataPackers/PCGInstanceDataPackerBase.h
[USTRUCT](Programming/UnrealArchitecture/Reference/Structs)([BlueprintType](Programming/UnrealArchitecture/Reference/Structs/Specifiers/BlueprintType)) struct FPCGPackedCustomData
TArray< float >
CustomData
int
NumCustomDataFloats